CN217306603U

CN217306603U - Energy storage container air duct and energy storage container with same

Info

Publication number: CN217306603U
Application number: CN202221105299.3U
Authority: CN
Inventors: 张聪聪; 游峰; 汪承晔; 顾金凤; 胡佩佩; 贲秋程; 汤潇文; 丁明亮
Original assignee: Nantong Wotai New Energy Co ltd
Current assignee: Nantong Wotai New Energy Co ltd
Priority date: 2022-05-09
Filing date: 2022-05-09
Publication date: 2022-08-26
Anticipated expiration: 2032-05-09

Abstract

The utility model discloses an energy storage container air duct and have energy storage container of this air duct, the air duct includes at least one cluster wind channel, correspond to communicate at the air outlet of air conditioner, along the direction of the air inlet end to the air outlet end of the wind duct between clusters, any cluster wind channel includes a main wind channel and a plurality of branch wind channels that communicate with main wind channel and the main wind channel divide into wind-guiding section, air-gathering section and positive wind section in proper order, the branch wind channel corresponds with the quantity of battery cluster; the air ducts in the clusters are correspondingly arranged on the back surfaces of the battery clusters one by one, the panel of the air duct in any cluster far away from the back of the corresponding battery cluster is an inclined plate which is obliquely arranged from the top to the bottom of the corresponding battery cluster to the direction close to the battery cluster, a fan is arranged at the air inlet end of the air duct in any cluster, and the air inlet end of any fan is correspondingly connected with the air outlet of a branch air duct. Through flow equalization between clusters and flow equalization in clusters, the cooling effect is improved, the consistency of the battery modules is ensured, and the service life of the system is prolonged.

Description

Energy storage container air duct and energy storage container with same

Technical Field

The utility model relates to a wind channel structure technical field, concretely relates to energy storage container wind channel and have energy storage container in this wind channel.

Background

In energy storage system, can use container formula lithium cell to carry out the energy storage, nevertheless in numerous lithium cell energy storage, can produce great heat, in order to guarantee battery safe and reliable operation, need dispel the heat to the battery. The cooling of energy storage container battery generally adopts the air conditioner heat dissipation, because the battery is arranged intensively in the energy storage container, the air conditioner direct air supply can lead to different batteries to obtain the volume of cold wind and is different, this can lead to having the difference in temperature between the battery, influences the uniformity of battery, the life-span of reduction system, the limitation is great, and the angle of cold wind output can't be controlled, consequently be necessary to improve prior art, adopt certain wind channel structure to carry out even heat dissipation in order to solve above-mentioned problem.

The existing energy storage scheme of the energy storage container has a distributed air conditioner cooling scheme, but the limitation lies in the problem that the refrigerating capacity of an air conditioner is not matched with the heating capacity of an energy storage battery, and the air conditioner needs to be customized. The fan used at the air outlet of the air conditioner is a centrifugal fan, so that cold air for cooling the air conditioner can deviate to one side under the action of the centrifugal fan, and the heat dissipation is uneven.

SUMMERY OF THE UTILITY MODEL

To the technical problem that exists, the utility model aims at providing an energy storage container wind channel and have energy storage container in this wind channel.

The technical scheme of the utility model is that:

an object of the utility model is to provide an energy storage container wind channel, energy storage container in be equipped with a plurality of battery clusters that set up side by side, energy storage container on be equipped with at least one air conditioner that adopts centrifugal fan, the wind channel include:

the air inlet end of the at least one inter-cluster air channel is correspondingly communicated with the air outlet of the air conditioner, the air inlet end of the at least one inter-cluster air channel is arranged along the direction from the air inlet end to the air outlet end of the inter-cluster air channel, any one inter-cluster air channel comprises a main air channel and a plurality of branch air channels communicated with the main air channel, the main air channel is sequentially divided into an air guide section, an air gathering section and a positive air section, the air guide section is used for gathering air conditioner air at the air gathering section, the air gathering section is used for gathering cold air deflected to one side of the centrifugal air of the air conditioner, the positive air section is used for guiding the gathered cold air and evenly distributing the cold air to the plurality of branch air channels, and the branch air channels correspond to the number of the battery clusters;

the air duct comprises a plurality of in-cluster air ducts, wherein the back faces of the battery clusters are arranged in a one-to-one correspondence mode, a panel, far away from the back portions of the corresponding battery clusters, of the in-cluster air ducts is an inclined plate which is obliquely arranged from the top portions to the bottom portions of the corresponding battery clusters towards the direction close to the battery clusters, a fan is arranged at the air inlet end of any one of the in-cluster air ducts, and the air inlet end of any one of the fans is correspondingly connected with an air outlet of one of the branch air ducts.

Preferably, the air guide section is horn-shaped, and the longitudinal section of the air guide section is reduced along the direction from the air inlet end to the air outlet end of the inter-cluster air duct;

the air gathering section is flat, and the caliber of the air gathering section is gradually reduced along the direction from the air inlet end to the air outlet end of the inter-cluster air duct;

the positive wind section is also for the platykurtic, just the positive wind section is kept away from the one end of the section that catchments is equipped with in proper order along width direction a plurality of with the branch mouth of a plurality of branch wind channel one-to-one, wherein all branch mouths that are located the intermediate position both sides all incline to set up and inclination is crescent to both sides by the centre.

Preferably, along in the direction of the air inlet end to the air outlet end of the inter-cluster air duct, the bottom panel of the air guiding section is composed of a first inclined panel and a first flat panel, the first inclined panel extends from bottom to top in an inclined manner, the first flat panel is connected with the bottom panel of the air gathering section and is flat, and the top panel of the air guiding section is horizontally arranged and perpendicular to the air conditioner.

Preferably, the bottom panels of the air guiding section, the air converging section and the positive air section are of an integrated structure, the top panel is of an integrated structure, and the side panels are of an integrated structure.

Preferably, the volumes of all the branched ducts are equal.

Preferably, in the direction from the air inlet end to the air outlet end of the cluster air duct, any cluster air duct comprises an air guide duct and a flow equalizing duct, the air inlet end of the air guide duct is provided with the fan, the air guide duct is in a horn shape, and the caliber of the air guide duct is reduced; the inclined plate is a panel of the flow equalizing air channel far away from the back of the battery pack.

Preferably, the bottom panel of the air guide duct is composed of a second inclined panel and a second flat panel, the second inclined panel is arranged in an inclined manner from outside to inside near the top end of the corresponding battery cluster, and the second flat panel is connected with the rack body at the top end of the corresponding battery cluster.

Preferably, the number of the air ducts between the clusters is at least two, at least two air ducts between the clusters are transversely arranged along the top end of the energy storage container at intervals, and any air duct between the clusters is provided with at least two branch air ducts.

Preferably, any one of the inter-cluster air ducts is respectively installed on the top end of the battery cluster and the top panel of the energy storage container through a support frame.

Another object of the present invention is to provide an energy storage container, including the air duct of any one of the above.

Compared with the prior art, the utility model has the advantages that:

the utility model discloses an energy storage container wind channel is through setting up wind channel and the interior wind channel of cluster between cluster to through the cluster flow equalizing and the cluster interior flow equalizing, improve the cooling effect of battery cluster, guarantee the uniformity of battery module in the battery cluster, improved the system life-span, solved among the prior art battery cluster battery module and seen the uniformity that has the temperature difference to lead to influencing the battery, problem in reduction system life-span.

Drawings

The invention will be further described with reference to the following drawings and examples:

fig. 1 is a schematic structural diagram of an energy storage container air duct (including a battery cluster and an air conditioner) according to an embodiment of the present invention;

fig. 2 is a schematic top view of an energy storage container air duct (including a battery pack and an air conditioner) according to an embodiment of the present invention;

fig. 3 is a schematic structural view of an inter-cluster air duct of an energy storage container air duct according to an embodiment of the present invention;

fig. 4 is a sectional schematic view of an in-cluster air duct (including a battery cluster) of an energy storage container air duct according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of an energy storage container according to an embodiment of the present invention;

fig. 6 is a longitudinal cut-away schematic view of the energy storage container of fig. 5 (containing the battery clusters, air conditioner and air duct).

Wherein: 1. an inter-cluster air duct; 11. a main air duct; 111. an air guide section; 1111. a first bevel plate; 1112. a first flat panel; 112. a wind converging section; 113. a positive wind section; 12. a branched air duct; 2. an in-cluster air duct; 21. An air guide duct; 211. a second inclined plane plate; 212. a second flat panel; 22. a flow equalizing air duct; 221. a sloping plate; 3. a fan; 4. an air conditioner; 5. a battery cluster; 6. a support frame; 7. and (4) a box body.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in combination with the following embodiments. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Example (b):

referring to fig. 1 to 6, the utility model discloses an energy storage container wind channel, wherein be equipped with a plurality of battery clusters 5 that set up side by side along the length direction of the box 7 of energy storage container in the energy storage container, arbitrary battery cluster 5 comprises the battery module of a plurality of range upon range of settings from top to bottom, is equipped with at least one air conditioner 4 on the energy storage container, and this air conditioner 4's fan adopts centrifugal fan. The wind channel includes wind channel 1 and a plurality of interior wind channel 2 of cluster between at least one cluster, the one end of wind channel 1 between the cluster also is the air inlet end of wind channel 1 between the cluster and connects the air outlet of air conditioner 4, the other end of wind channel 1 between the cluster also is the air-out end of wind channel 1 between the cluster and connects the air inlet end of wind channel 2 in the cluster, wind channel 1 sets up the back at battery cluster 5 between the cluster for provide the cold wind of cooling usefulness to the battery module in the battery cluster 5 and the back of every battery cluster 5 is equipped with an interior wind channel 2 of cluster. The air inlet end intercommunication air conditioner 4's of wind channel 1 between cluster air conditioner 4 air outlet because air conditioner 4's fan is centrifugal fan, consequently the refrigerated cold wind of air conditioner 4 can be to one side under centrifugal fan's effect, and the wind current of wind channel 1's air outlet department is the same between the cluster in order to realize, accomplishes to flow equalize between the cluster, the utility model discloses wind channel 1 between cluster divide into main wind channel 11 and a plurality of branch wind channel 12 in the direction of wind inlet end to the air-out end in wind channel 1 between the cluster, wherein main wind channel 11 includes wind guide section 111, air-gathering section 112 and positive wind section 113 again. The air guiding section 111 is tapered and has a smaller longitudinal section in the direction from the air inlet end to the air outlet end of the inter-cluster air duct 1, that is, the air flow direction is upward, so as to guide and converge the cold air blown out from the air outlet of the air conditioner 4 to the air converging section 112. The air gathering section 112 is flat and gradually reduces the cross section of the air flow in the direction from the air inlet end to the air outlet end of the inter-cluster air duct 1, that is, the air flow is upward, so as to gather the centrifugal cold air at the air outlet of the air conditioner 4 toward the cold air at one side. The positive air section 113 is also of a flat structure and has the same size at each position along the air flow direction, so that the gathered cold air is guided and uniformly distributed to the plurality of branch air channels 12, the air quantity of the air inlet of each battery cluster 5 is the same, and the inter-cluster flow equalization is realized. The air inlet end in wind channel 2 in the cluster is equipped with fan 3 for 4 cold wind in wind channel 1 between the cluster also guide the lower extreme that also battery cluster 5 to the lower extreme that also battery cluster 5 of wind channel 2 in the cluster by the air inlet end in wind channel 1 between the cluster, it is specific, the embodiment of the utility model provides an in-cluster wind channel 2's panel specifically is the panel of keeping away from battery cluster 5's back (what need to explain is that wind channel 1 only encloses into a U type wind channel by both sides board and panel between the cluster, also the one side of wind channel 1 towards battery cluster 5 between the cluster is the opening form, is convenient for blow the cold wind in wind channel 1 between the cluster to between the battery module of battery cluster 5, forms the cooling to the battery module in the battery cluster 5) design for being close to the swash plate 221 that battery cluster 5's orientation inclined setting is close to by the top to the bottom orientation of battery cluster 5. Through the setting of swash plate 221 for the temperature and the wind speed of the cooling cold wind of the lower part battery module of battery cluster 5 are unanimous with upper portion battery module, and cold wind evenly distributed reaches the effect that flow equalizes in the cluster behind battery cluster 5, has improved the cooling effect of lower part battery module, and then has improved the cooling effect of cold wind to whole battery cluster 5. The utility model discloses a wind channel through setting up wind channel 1 and the interior wind channel 2 of cluster between the cluster, simultaneously through the structure in design wind channel, reaches the cluster between flow equalizing and cluster interior flow equalizing to reach evenly cooled do, the purpose improves heat dissipation cooling effect.

According to some embodiments of the present invention, as shown in fig. 1, fig. 2 and fig. 5, the number of the air conditioners 4 of the embodiments of the present invention is two, as shown in fig. 1 to fig. 3, the number of the air ducts 1 between clusters is also two, and both are in one-to-one correspondence. As shown in fig. 1 to 3, the number of the branch air ducts 12 of each inter-cluster air duct 1 is three, the three branch air ducts 12 are respectively and correspondingly connected with three in-cluster channels, and each in-cluster channel corresponds to one battery cluster 5. It should be noted that the number of the inter-cluster air ducts 1 may also be other numbers, such as one, three, etc., corresponding to the number of the air conditioners 4. The number of the branch air ducts 12 is not limited, and when only one inter-cluster passage is provided, the number of the branch air ducts 12 may correspond to the number of the battery clusters 5. When at least two inter-cluster passages are provided, the number of the branch air ducts 12 of each inter-cluster air duct 1 is also not limited, and is at least two, for example, two, three, four, etc., as long as it corresponds to the number of the battery clusters 5. The number of the inter-cluster air ducts 1 is not particularly limited as long as it corresponds to the number of the battery clusters 5.

According to some embodiments of the present invention, as shown in fig. 3, the air guiding section 111 is composed of two side plates, a top panel and a bottom panel, wherein the top panel is a flat plate and is perpendicular to the air conditioner 4, and the wind flow direction of the air duct 1 at the branch point between clusters is perpendicular to the air conditioner 4. The bottom panel is composed of a first inclined plane 1111 and a second flat panel 212, the first inclined plane 1111 extends along the direction from the air inlet end to the air outlet end of the inter-cluster air duct 1, that is, the air flow is inclined from bottom to top and is connected with the first flat panel 1112, the first flat panel 1112 is horizontally arranged and is parallel to the top panel, that is, the air guiding section 111 is composed of a conical part and a square part, and forms an air guiding air duct 21 with two horn-mouth-shaped ends, the conical part can guide the air flow, and the square part can converge the air flow to the air collecting section 112 at the rear end. The wind converging section 112 is also composed of a top panel, a bottom panel and two side panels, wherein the top panel and the bottom panel are arranged in parallel to form a flat shape, the top panel and the top panel of the wind guiding section 111 are located on the same horizontal plane, and the sizes of the top panel and the bottom panel of the wind converging section 112 are reduced along the wind flow direction, that is, the wind converging section 112 is a tapered flat wind channel with a gradually reduced caliber, so as to converge the wind deflected to one side by the centrifugal wind. The positive wind section 113 comprises two side panels and a bottom panel, a top panel equally, and the top panel of top panel and the section 112 that converges is in same horizontal plane, and both sides panel is parallel arrangement also, and wherein the one end of keeping away from the section 112 that converges of positive wind section 113 is equipped with a plurality ofly (the utility model discloses be three in the drawing, do not confine to threely, also can be other quantity), and all branch mouths that are located the intermediate position both sides all incline to set up and inclination is crescent to both sides by the centre. Preferably, the corresponding panels of the wind guiding section 111, the wind converging section 112 and the positive wind section 113 are an integral structure, which is easy to process and low in cost, and optionally may be formed by welding or by using a connecting piece and sealing. For the branch air ducts 12, the specific shape is not limited, and it is only necessary to ensure that the volumes of all the branch air ducts 12 are the same, and that the air flow of each branch air duct 12 is the same, thereby realizing inter-cluster flow equalization. The control of the branch wind flow can obtain the bifurcation angle at each position according to simulation software simulation. Similarly, the inclination angle of the first inclined plane plate 1111 is not limited, and a reasonable taper can be obtained by performing simulation according to simulation software.

According to some embodiments of the present invention, as shown in fig. 4, in the direction from the air inlet end to the air outlet end of the cluster-internal air channels 2, any cluster-internal air channel 2 includes a wind-guiding air channel 21 and a flow-equalizing air channel 22, the air inlet end of the wind-guiding air channel 21 is provided with a fan 3, the wind-guiding air channel 21 is trumpet-shaped, and the aperture of the wind-guiding air channel 21 is reduced; the inclined plate 221 is a panel of the air equalizing duct 22 far from the back of the battery pack 5. Specifically, the bottom panel of the air guiding duct 21 is composed of a second inclined panel 211 and a second flat panel 212, the second inclined panel 211 is disposed in an inclined manner from outside to inside near the top end of the corresponding battery cluster 5, and the second flat panel 212 is connected to the frame body at the top end of the corresponding battery cluster 5. That is to say, the air inlet end of the in-cluster air duct 2 is also in a trumpet shape, so that the air flow of each branch air duct 12 is guided by the air guide duct 21 and converged to the flow equalizing air duct 22 of the in-cluster air duct 2, which is provided with the inclined plate 221, and the cold air flow is uniformly distributed into the battery modules inside the battery cluster 5 by means of the inclined plate 221, so as to realize the flow equalizing cooling inside the battery cluster 5.

It should be noted that the utility model discloses wind channel 1 between cluster is set up at the top of battery cluster 5, for wind channel 1 between the installation cluster, is equipped with support frame 6 (through the mounting such as bolt fixed connection) between the bottom of wind channel 1 between the cluster and battery cluster 5, and the top in wind channel 1 between the cluster is connected with the interior top of box 7 of energy storage container (preferably, can be with the help of the link and through the mounting such as bolt fixed connection).

To sum up, the utility model discloses the wind channel is through setting up wind channel 1 between the cluster and wind channel 2 in the cluster to through flow equalizing between the cluster and flow equalizing in the cluster, improve the cooling effect of battery cluster 5, solved among the prior art battery cluster 5 in the battery module see to have the temperature difference to lead to influencing the uniformity of battery, reduce the problem of system life-span.

The embodiment of the utility model provides an energy storage container is still provided, including the wind channel of above-mentioned embodiment, still include box 7 in addition, locate box 7 positive at least one air conditioner 4, the fan of air conditioner 4 is centrifugal fan to and locate the inside a plurality of vertical battery cluster 5 that sets up side by side of box 7, arbitrary battery cluster 5 comprises a plurality of battery module of range upon range of setting. Due to the adoption of the air duct of the embodiment, the air duct at least has the beneficial effects of the air duct of the embodiment, namely uniform heat dissipation, the consistency of the battery modules in the battery cluster 5 is ensured, the cooling effect of the whole battery cluster 5 is improved, and the service life of the system is prolonged.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims, or the equivalents of such scope and boundary.

Claims

1. The utility model provides an energy storage container wind channel, energy storage container in be equipped with a plurality of battery clusters that set up side by side, its characterized in that, energy storage container on be equipped with at least one air conditioner that adopts centrifugal fan, the wind channel include:

2. The energy storage container air duct of claim 1, wherein the air guiding section is flared, and the longitudinal cross section of the air guiding section decreases from the air inlet end to the air outlet end of the air duct between clusters;

3. The air duct for energy storage container as claimed in claim 2, wherein along a direction from the air inlet end to the air outlet end of the air duct between clusters, the bottom panel of the air guiding section is composed of a first inclined panel and a first flat panel, the first inclined panel extends obliquely from bottom to top, the first flat panel is connected with and level with the bottom panel of the air collecting section, and the top panel of the air guiding section is horizontally disposed and perpendicular to the air conditioner.

4. The air duct of claim 2, wherein the bottom panels of the air guiding section, the air collecting section and the positive air section are of an integral structure, the top panel is of an integral structure, and the side panels are of an integral structure.

5. An energy storage container air duct according to any one of claims 1 to 4, wherein all branch air ducts are of equal volume.

6. The air duct of the energy storage container as claimed in claim 1, wherein any one of the in-cluster air ducts comprises an air guide duct and a flow equalizing duct along the direction from the air inlet end to the air outlet end of the in-cluster air duct, the air inlet end of the air guide duct is provided with the fan, the air guide duct is in a horn shape, and the aperture of the air guide duct is reduced; the inclined plate is a panel of the flow equalizing air channel far away from the back of the battery pack.

7. The air duct according to claim 6, wherein the bottom panel of the air duct is composed of a second inclined panel and a second flat panel, the second inclined panel is disposed to be inclined from outside to inside near the top end of the corresponding battery cluster, and the second flat panel is connected to the frame body at the top end of the corresponding battery cluster.

8. The energy storage container air duct of claim 1, wherein the number of the inter-cluster air ducts is at least two, at least two of the inter-cluster air ducts are arranged along the top end of the energy storage container at intervals in the transverse direction, and any one of the inter-cluster air ducts is provided with at least two branch air ducts.

9. An energy storage container air duct according to claim 1 or 8, wherein any one of the inter-cluster air ducts is mounted on the top end of a battery cluster and the top panel of the energy storage container through a support frame, respectively.

10. An energy storage container comprising an energy storage container air duct according to any one of claims 1 to 9.